server/AyaNova/biz/WidgetBiz.cs

@@ -365,6 +365,9 @@ namespace AyaNova.Biz
         //Can save or update?
         private void Validate(Widget proposedObj, Widget currentObj)
         {
+
+            //NOTE: In DB schema only name and serial are not nullable
+
             //run validation and biz rules
             bool isNew = currentObj == null;
 

server/AyaNova/models/Widget.cs

@@ -7,7 +7,8 @@ using System.ComponentModel.DataAnnotations;
 namespace AyaNova.Models
 {
 
-    //Test class for development
+    //NOTE: Any non required field (nullable in DB) sb nullable here, i.e. decimal? not decimal, otherwise the server will call it an invalid record if the field isn't sent from client
+    //NOTE: In Widget DB schema only name and serial are not nullable
     public partial class Widget
     {
         public long Id { get; set; }
@@ -22,7 +23,7 @@ namespace AyaNova.Models
         public DateTime? StartDate { get; set; }
         public DateTime? EndDate { get; set; }
         public string Notes { get; set; }
-        public int Count { get; set; }
+        public int? Count { get; set; }
         public string CustomFields { get; set; }
         public List<string> Tags { get; set; }